/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.apache.linkis.errorcode.client.manager;

import org.apache.linkis.errorcode.client.synchronizer.LinkisErrorCodeSynchronizer;
import org.apache.linkis.errorcode.common.LinkisErrorCode;

import java.util.List;

public class LinkisErrorCodeManager {

  private static LinkisErrorCodeManager linkisErrorCodeManager;

  private final LinkisErrorCodeSynchronizer linkisErrorCodeSynchronizer =
      LinkisErrorCodeSynchronizer.getInstance();

  private LinkisErrorCodeManager() {}

  public static LinkisErrorCodeManager getInstance() {
    if (linkisErrorCodeManager == null) {
      synchronized (LinkisErrorCodeManager.class) {
        if (linkisErrorCodeManager == null) {
          linkisErrorCodeManager = new LinkisErrorCodeManager();
        }
      }
    }
    return linkisErrorCodeManager;
  }

  public List<LinkisErrorCode> getLinkisErrorCodes() {
    return linkisErrorCodeSynchronizer.synchronizeErrorCodes();
  }
}
